Example usage for javax.servlet.http HttpServletRequest getParameter

List of usage examples for javax.servlet.http HttpServletRequest getParameter

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  6. getParameter

Introduction

In this page you can find the example usage for javax.servlet.http HttpServletRequest getParameter.

Prototype

public String getParameter(String name);

Source Link

Document

Returns the value of a request parameter as a String, or null if the parameter does not exist.

Usage

From source file:com.github.rnewson.couchdb.lucene.util.ServletUtils.java

public static String getParameter(final HttpServletRequest req, final String parameterName,
        final String defaultValue) {
    final String result = req.getParameter(parameterName);
    return result != null ? result : defaultValue;
}

From source file:com.enonic.cms.web.portal.instanttrace.InstantTraceRequestInspector.java

public static boolean isAuthenticationSubmitted(final HttpServletRequest request) {
    if (!"POST".equalsIgnoreCase(request.getMethod())) {
        return false;
    }//from ww  w .  java  2  s .co m

    String userName = request.getParameter("_itrace_username");
    String password = request.getParameter("_itrace_password");
    if (userName != null && password != null) {
        return true;
    }
    return false;
}

From source file:com.mmd.mssp.util.WebUtil.java

public static String getHttpQueryParam(HttpServletRequest request, String key)
        throws UnsupportedEncodingException {
    String val, ie = request.getParameter("ie");
    String ua = request.getHeader("User-Agent");
    if (ua != null && ua.contains("MSIE")) {//IE  GBK ?
        if (ie != null) {
            try {
                val = WebUtil.getHttpQueryParam(request, key, ie);
            } catch (UnsupportedEncodingException ex) {
                val = WebUtil.getHttpQueryParam(request, key, "UTF-8");
            }/*from   w  ww.  ja  v  a 2s.c o m*/
        } else {
            val = WebUtil.getHttpQueryParam(request, key, "GBK");
        }
    } else {
        val = WebUtil.getHttpQueryParam(request, key, "UTF-8");
    }
    request.setAttribute("QueryValue", val);
    //      val = val.replaceAll("\\\\", "\\\\\\\\").replaceAll("%", "\\\\%").replaceAll("_", "\\\\_");
    return val;
}

From source file:common.web.controller.CommonActions.java

/**
 * executes an update, serves as a template method that incapsulates common logic for insert action
 * @param service/*from  ww w  .j  a v  a  2  s .  co m*/
 * @param config
 * @param val for validation
 * @param req resulting model (i.e. errors, command objects ...) will be placed here
 */
public static <T> boolean doInsert(IInsertService<T> service, IControllerConfig config, ABindValidator val,
        HttpServletRequest req) {
    String action = req.getParameter(ControllerConfig.ACTION_PARAM_NAME);
    T command = service.getInsertBean();
    RequestUtils.copyRequestAttributesFromMap(req, service.initInsert());

    if ("insert".equals(action)) {
        /** bind command */
        BindingResult res = val.bindAndValidate(command, req);
        if (res.hasErrors() || !service.insert(command)) {
            //m.putAll(res.getModel());
            req.setAttribute(res.MODEL_KEY_PREFIX + config.getContentDataAttribute(), res);
            req.setAttribute(config.getContentDataAttribute(), command);
            common.CommonAttributes.addErrorMessage("form_errors", req);
            return false;
        } else {
            //req.setAttribute(config.getContentDataAttribute(), service.getInsertBean());
            req.setAttribute(config.getContentDataAttribute(), command);
            common.CommonAttributes.addHelpMessage("operation_succeed", req);
        }
    } else {
        //val.bindAndValidate(command, req);
        req.setAttribute(config.getContentDataAttribute(), command);
    }
    return true;
}

From source file:dk.netarkivet.harvester.webinterface.HarvestChannelAction.java

/**
 * This method processes the request to determine which action it corresponds to and passes the request along
 * accordingly. Available actions are://from w  w  w .  j  a  v a 2s.c  o  m
 * <ul>
 * <li>create harvest channel</li>
 * <li>map harvest definition to channel</li>
 * </ul>
 *
 * @param context the original servlet context of the request.
 * @param i18n the internationalisation to be used.
 * @throws ForwardedToErrorPage if an exception is thrown while carrying out the action.
 */
public static void processRequest(PageContext context, I18n i18n) throws ForwardedToErrorPage {
    ArgumentNotValid.checkNotNull(context, "PageContext context");
    ArgumentNotValid.checkNotNull(i18n, "I18n i18n");
    log.debug("Processing request");
    HttpServletRequest request = (HttpServletRequest) context.getRequest();
    try {
        String action = request.getParameter(ACTION);
        if (action == null || action.isEmpty()) {
            return;
        }
        switch (ActionType.valueOf(action)) {
        case createHarvestChannel:
            String name = request.getParameter(CHANNEL_NAME);
            HTMLUtils.forwardOnEmptyParameter(context, CHANNEL_NAME);
            HarvestChannelDAO dao = HarvestChannelDAO.getInstance();
            dao.create(new HarvestChannel(name, false, false, request.getParameter(COMMENTS)));
            break;
        case mapHarvestToChannel:
            long harvestId = Long.parseLong(request.getParameter(HARVEST_ID));
            long channelId = Long.parseLong(request.getParameter(CHANNEL_ID));
            HarvestChannelDAO hcDao = HarvestChannelDAO.getInstance();
            HarvestDefinitionDAO hdDao = HarvestDefinitionDAO.getInstance();
            hdDao.mapToHarvestChannel(harvestId, hcDao.getById(channelId));
            break;
        default:
        }
    } catch (Throwable e) {
        HTMLUtils.forwardWithErrorMessage(context, i18n, e, "errormsg;harvest.channel.create.error");
        throw new ForwardedToErrorPage("Error in Harvest Channels", e);
    }
}

From source file:net.sf.appstatus.web.pages.Resources.java

public static void doGet(StatusWebHandler webHandler, HttpServletRequest req, HttpServletResponse resp)
        throws IOException {

    String location = null;//from w  w  w. j  a v a2s .  co m
    String id = req.getParameter("resource");
    if (id == null) {
        id = req.getParameter("icon");
    }

    if (resources.containsKey(id)) {
        resp.setContentType(resources.get(id).getMimeType());
        location = resources.get(id).getLocation();
        InputStream is = Resources.class.getResourceAsStream(location);
        IOUtils.copy(is, resp.getOutputStream());
    } else {
        resp.sendError(404);
    }

}

From source file:com.buession.cas.web.utils.CaptchaUtils.java

/**
 * ???/*from w ww  .j  ava2  s .c  om*/
 * 
 * @param request
 *        HttpServletRequest
 * @param requestParamName
 *        ?????
 * @param config
 *        ???
 * @return ???
 */
public static boolean validate(final HttpServletRequest request, final String requestParamName,
        final Config config) {
    String value = request
            .getParameter(requestParamName == null ? REQUEST_CAPTCHA_PARAM_NAME : requestParamName);
    return validate(request, config, value);
}

From source file:com.bluexml.side.Framework.alfresco.shareLanguagePicker.CustomDispatcherServlet.java

public static void setLanguageFromLayoutParam(HttpServletRequest req) {
    String urlLang = req.getParameter("shareLang");
    HttpSession currentSession = req.getSession();
    String sessionLang = (String) currentSession.getAttribute("shareLang");

    //1st option: Select the url param shareLang
    if (urlLang != null) {
        I18NUtil.setLocale(I18NUtil.parseLocale(urlLang));
        currentSession.setAttribute("shareLang", urlLang);
    } else if (sessionLang != null) {
        I18NUtil.setLocale(I18NUtil.parseLocale(sessionLang));
    } else {//from  w w  w  . j  ava  2 s  .co m
        // set language locale from browser header
        String acceptLang = req.getHeader("Accept-Language");
        if (acceptLang != null && acceptLang.length() != 0) {
            StringTokenizer t = new StringTokenizer(acceptLang, ",; ");
            // get language and convert to java locale format
            String language = t.nextToken().replace('-', '_');
            I18NUtil.setLocale(I18NUtil.parseLocale(language));
        }
    }
}

From source file:com.asual.summer.core.RequestFilter.java

static String getMethod(HttpServletRequest request, String requestMethod) {
    String method = request.getParameter(methodAttribute);
    if ("POST".equalsIgnoreCase(requestMethod) && !StringUtils.isEmpty(method)) {
        return method.toUpperCase(Locale.ENGLISH);
    }/*  w ww . ja v  a2s  .co m*/
    return requestMethod;
}

From source file:com.linuxbox.enkive.web.AuditLogServlet.java

private static String cleanGetParameter(HttpServletRequest request, String parameterName) {
    String parameterValue = request.getParameter(parameterName);

    if (parameterValue == null || parameterValue.equalsIgnoreCase("null")) {
        return null;
    } else {/*from   ww  w .  j  a va  2s . c  o  m*/
        return parameterValue;
    }
}